低温煤焦油二步法脱水试验研究  

Research on two-step dewatering test of low temperature coal tar

作　　者：张飏[1] 王世宇[1] 孙会青[1] 曲思建[1] 

机构地区：[1]煤炭科学研究总院北京煤化工研究分院,北京100013

出　　处：《煤质技术》2009年第6期43-45,49,共4页Coal Quality Technology

摘　　要：针对低温煤焦油利用中低温煤焦油脱水的难题,采取神木和大同低温热解煤焦油为研究对象,结合其含水特征,采用二步法进行脱水,以考察低温煤焦油的脱水效果。According to difficult problem of low temperature coal tar dewatering, Shenmu and Datong low-temperature pyrolysis coal tar was studied, combined with water contained characteristics, the two-step dewatering test was conducted to investigate dewatering effect of low temperature coal tar.

关 键 词：低温煤焦油 焦油脱水 破乳剂 共沸脱水 

分 类 号：TQ524[化学工程—煤化学工程]